Question: When did Aleksandr Solzhenitsyn got married to Natalia Solzhenitsyna and when did it end?
Paraphrase: What is the marriage and divorce date for Aleksandr Solzhenitsyn and Natalia Solzhenitsyna?
SPARQL (Wikidata): SELECT ?value1 ?value2 WHERE { wd:Q34474 p:P26 ?s . ?s ps:P26 wd:Q4427694 . ?s pq:P580 ?value1 . ?s pq:P582 ?value2 }